Patents by Inventor Kurt Burkhard

Kurt Burkhard has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Wear resistant coating for the working face of disc-shape machine parts made of aluminum or aluminum alloys
    Patent number: 4180622
    Abstract: A wear resistant coating for the working faces of disc-shaped machine parts made of aluminum or aluminum alloys is applied to the parts by thermal spraying. The coating comprises two components, one being aluminum oxide pure or mixed with another oxide and the other aluminum or an aluminum-silicon or aluminum-magnesium alloy. Such a coating, called a cermet, can be used advantageously on brake discs, clutch plates, and the like.
    Type: Grant
    Filed: July 21, 1978
    Date of Patent: December 25, 1979
    Assignee: Swiss Aluminium Ltd.
    Inventors: Kurt Burkhard, Peter Kunzmann